Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.9 on date 20-05-2020 and time 17:27:42 (UTC) in region 2 km W Basicò (ME)

A magnitude ML 1.9 earthquake occured in region: 2 km W Basicò (ME), on

  • 20-05-2020 17:27:42 (UTC)
  • 20-05-2020 19:27:42 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.0580, 15.0360 at 8 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

Search earthquakes: Any within 30 km radius

The values of hypocentral coordinates and magnitude may be revised at a later time as more information becomes available.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Basicò ME 2 612 612
Montalbano Elicona ME 4 2287 2899
Tripi ME 6 873 3772
San Piero Patti ME 6 2915 6687
Falcone ME 8 2808 9495
Oliveri ME 8 2181 11676
Librizzi ME 8 1660 13336
Mazzarrà Sant'Andrea ME 10 1531 14867
Furnari ME 10 3784 18651
Novara di Sicilia ME 10 1337 19988
Raccuja ME 11 1041 21029
Patti ME 11 13431 34460
Montagnareale ME 11 1615 36075
Rodì Milici ME 13 2056 38131
Floresta ME 13 485 38616
Ucria ME 14 1058 39674
Roccella Valdemone ME 14 666 40340
Terme Vigliatore ME 14 7395 47735
Fondachelli-Fantina ME 14 1019 48754
Sant'Angelo di Brolo ME 15 3090 51844
Malvagna ME 15 733 52577
Castroreale ME 16 2504 55081
Sinagra ME 17 2705 57786
Santa Domenica Vittoria ME 17 980 58766
Moio Alcantara ME 18 717 59483
Gioiosa Marea ME 18 7074 66557
Tortorici ME 19 6435 72992
Barcellona Pozzo di Gotto ME 19 41583 114575
Piraino ME 19 3962 118537
Ficarra ME 19 1469 120006
Francavilla di Sicilia ME 19 3945 123951

Municipalities with at least 50000 inhabitants

An earthquake occurred to
48 Km W of Messina (238439 inhabitants)
51 Km N of Acireale (52622 inhabitants)
54 Km W of Reggio di Calabria (183035 inhabitants)
62 Km N of Catania (314555 inhabitants)
Recent and historical seismicity
Seismic hazard
Shakemap
Felt maps
Locations history
Type Magnitude Date and Time (UTC) Latitude Longitude Depth (km) Published time (UTC) Author Location ID
Bulletin
Rev1000 		ML 1.9 2020-05-20
17:27:42		 38.0578 15.0362 8 2020-11-19
12:36:56		 Bollettino Sismico Italiano INGV 81675451
Reviewed
Rev100 		ML 2.1 2020-05-20
17:27:42		 38.058 15.0357 8 2020-05-20
17:41:39		 Sala Sismica INGV-Roma 79375371
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-05-20 17:27:42 ± 0.08
Latitude 38.0578 ± 0.0054
Longitude 15.0362 ± 0.0046
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 81675451

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 442
Semi-minor axis of confidence ellipse (meter) 416
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 174
Circular confidence region, given by single value of horizontal uncertainty (meter) 440.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 58
Number of associated phases, regardless of their use for origin computation 31
Number of defining phases 28
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.26
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.86245
Number of stations at which the event was observed 25
Number of stations from which data was used for origin computation 22
Magnitudes information

ML:1.9

Field Value
Value 1.9
Uncertainty 0.3
Num. used stations 19
Type of magnitude ML
Reference to an origin 81675451
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-08-05 13:35:01

ML:2.1

Field Value
Value 2.1
Uncertainty 0.2
Num. used stations 12
Type of magnitude ML
Reference to an origin 79375371
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-05-20 17:41:39
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.RAFF.HHZ. 2020-05-20T17:28:01.91 3.0 positive manual P 0.53 0
IV.JOPP.HNN. 2020-05-20T17:27:59.21 0.6 undecidable manual P 50 95.7264 50 0.37 41
IV.PETRA.HHN. 2020-05-20T17:27:57.29 0.6 undecidable manual P 253 84.3489 50 0.2 43
IV.CSLB.HHZ. 2020-05-20T17:27:57.54 3.0 negative manual P -0.46 0
IV.SOI.EHZ. 2020-05-20T17:27:57.33 0.3 undecidable manual P 89 88.9443 50 -0.46 61
IV.HLNI.HHZ. 2020-05-20T17:27:56.22 0.6 undecidable manual P 190 79.9644 50 -0.2 44
IV.PLLN.EHZ. 2020-05-20T17:27:56.59 3.0 positive manual P -0.07 0
IV.IACL.HHE. 2020-05-20T17:27:56.64 0.6 undecidable manual P 312 79.365 50 0.33 43
MN.CEL.HNZ. 2020-05-20T17:27:56.13 0.3 undecidable manual P 73 78.0663 50 0.01 69
IV.IFIL.HHN. 2020-05-20T17:27:54.50 0.6 undecidable manual P 325 68.9754 50 -0.22 45
IV.MPNC.HHZ. 2020-05-20T17:27:53.45 0.3 undecidable manual S 70 29.3484 106 0.56 66
IV.EPZF.HHZ. 2020-05-20T17:27:53.73 0.3 undecidable manual S 211 30.3474 105 0.51 67
IV.GALF.HHZ. 2020-05-20T17:27:53.38 0.6 undecidable manual P 227 56.2992 50 0.61 41
IV.MTTG.HHZ. 2020-05-20T17:27:52.75 0.3 undecidable manual P 96 58.2972 50 -0.32 67
IV.EPIT.HHZ. 2020-05-20T17:27:52.51 0.3 undecidable manual S 176 27.4503 107 0.26 72
IV.MSRU.HHZ. 2020-05-20T17:27:51.34 0.3 undecidable manual P 61 47.1195 50 0 73
IV.EPOZ.HHZ. 2020-05-20T17:27:51.53 0.6 undecidable manual P 163 44.8218 50 0.53 43
IV.IVGP.HHZ. 2020-05-20T17:27:50.13 0.6 undecidable manual P 350 38.1285 50 0.16 48
IV.IVPL.HHZ. 2020-05-20T17:27:49.79 0.3 undecidable manual P 352 35.6421 50 0.21 71
IV.MSFR.HHZ. 2020-05-20T17:27:49.52 0.3 undecidable manual P 266 38.9277 50 -0.56 65
IV.AIO.HHZ. 2020-05-20T17:27:49.84 0.3 undecidable manual S 119 19.6692 113 0.11 75
IV.ECTS.HHZ. 2020-05-20T17:27:49.84 0.3 undecidable manual S 159 20.868 112 -0.26 72
IV.EPIT.HHZ. 2020-05-20T17:27:48.12 0.3 undecidable manual P 176 27.4503 107 0.07 74
IV.MUCR.HHZ. 2020-05-20T17:27:48.00 0.3 undecidable manual S 263 14.2746 120 -0.04 77
IV.MPNC.HHZ. 2020-05-20T17:27:48.29 0.3 undecidable manual P 70 29.3484 106 -0.13 73
IV.EMSG.HHZ. 2020-05-20T17:27:48.12 0.3 undecidable manual P 196 27.3504 107 0.08 74
IV.EPZF.HHZ. 2020-05-20T17:27:48.20 0.3 undecidable manual P 211 30.3474 105 -0.41 69
IV.EMCN.HNZ. 2020-05-20T17:27:48.68 0.3 undecidable manual P 180 29.5482 106 0.21 72
IV.AIO.HHZ. 2020-05-20T17:27:46.22 0.3 undecidable manual P 119 19.6692 113 -0.37 71
IV.ECTS.HHZ. 2020-05-20T17:27:46.50 0.1 undecidable manual P 159 20.868 112 -0.31 96
IV.MUCR.HHZ. 2020-05-20T17:27:45.47 0.1 undecidable manual P 263 14.2746 120 -0.15 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MUCR.HHE. ML:1.9 0.00080915695 0.128 AML other m 2020-05-20T17:27:49.48
IV.MUCR.HHN. ML:2.3 0.0023358549999999995 0.2816 AML other m 2020-05-20T17:27:48.30
IV.AIO.HHN. ML:2.2 0.001320906 0.1664 AML other m 2020-05-20T17:27:50.35
IV.AIO.HHE. ML:2.0 0.0008178551000000001 0.1792 AML other m 2020-05-20T17:27:50.35
IV.ECTS.HHN. ML:2.3 0.0015587189999999999 0.2944 AML other m 2020-05-20T17:27:50.13
IV.ECTS.HHE. ML:1.9 0.0005710988 0.3968 AML other m 2020-05-20T17:27:52.03
IV.EMSG.HHN. ML:2.3 0.00104329005 0.32 AML other m 2020-05-20T17:27:59.55
IV.EMSG.HHE. ML:2.3 0.0010255394 0.4096 AML other m 2020-05-20T17:27:52.76
IV.EPZF.HHN. ML:2.1 0.00066383805 0.256 AML other m 2020-05-20T17:27:55.61
IV.EPZF.HHE. ML:2.0 0.00047408899999999997 0.2688 AML other m 2020-05-20T17:27:55.60
IV.MPNC.HHN. ML:1.8 0.00033490015 0.1152 AML other m 2020-05-20T17:27:54.66
IV.MPNC.HHE. ML:1.9 0.00039711535 0.1792 AML other m 2020-05-20T17:27:55.47
IV.MSFR.HHE. ML:1.4 0.00008855434 0.2688 AML other m 2020-05-20T17:27:55.68
IV.MSFR.HHN. ML:1.5 0.000108708785 1.1008 AML other m 2020-05-20T17:28:04.31
IV.MSRU.HHE. ML:2.0 0.0002633282 0.3072 AML other m 2020-05-20T17:28:03.17
IV.MTTG.HHN. ML:1.8 0.00012790184999999997 0.5376 AML other m 2020-05-20T17:28:07.96
IV.MTTG.HHE. ML:1.8 0.00011812365 0.704 AML other m 2020-05-20T17:28:02.13
IV.HLNI.HHE. ML:1.5 0.00004605633 0.256 AML other m 2020-05-20T17:28:09.76
IV.HLNI.HHN. ML:1.5 0.00004564407 0.2432 AML other m 2020-05-20T17:28:07.84
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download
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